(19)

(11)

EP 2 102 277 A1

(12)

(43) Date of publication: 23.09.2009 Bulletin 2009/39 (21) Application number: 07755210.7 (22) Date of filing: 10.04.2007

(51) International Patent Classification (IPC):  C08J 11/04(2006.01) (86) International application number: PCT/US2007/008858 (87) International publication number: WO 2008/073136 (19.06.2008 Gazette 2008/25)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 11.12.2006 US 636611 (71) Applicant: The SF Materials Corporation Manhattan, Kansas 66502 (US)	(72) Inventors: FAN, Liang-tseng Manhattan, Kansas 66502 (US) SHAFIE, Mohammad Reza Manhattan, Kansas 66502 (US) (74) Representative: Klunker . Schmitt-Nilson . Hirsch  Destouchesstrasse 68 80796 München 80796 München (DE)